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POST
/
phone-service
/
verification
curl --request POST \
  --url https://sandbox-umbrella-api.azurewebsites.net/api/services/phone-service/verification \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "phoneNumber": "436501234567",
  "method": "email",
  "email": "[email protected]",
  "externalId": "12312",
  "securityFactor": "12345"
}
'
{
  "status": true,
  "data": {
    "mobileAppToken": "a1378b455f3048059a7be9df6a9da3aa",
    "recipient": {
      "phoneNumber": "436501234567"
    },
    "referenceId": "366691874BD00250933424F72F7C50CB",
    "state": "CREATED",
    "status": {
      "code": 3901,
      "description": "Request in progress",
      "updatedOn": "2025-10-02T10:04:58.505000Z"
    }
  }
}
For a usage description of the Verification Service, please refer to the Verification page.

​
Endpoint

POST /phone-service/verification

​
Swagger

Authorizations

​
Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Body

application/json
​
method
enum<string>
required

The delivery method to use.

Available options:
sms,
email
Allowed value: "sms"
Example:

"email"

​
phoneNumber
string
required

Recipient's phone number in international format, no spaces or special characters. Required if method = sms.

Required string length: 6 - 20
Example:

"436501234567"

​
email
string<email>

Recipient's email address. Required if method = email.

Example:

"[email protected]"

​
securityFactor
string

A custom numeric OTP (3–10 digits). If omitted, a 6-digit OTP is auto-generated.

Example:

"123456"

​
externalId
string

Customer-defined transaction ID. Max length: 100 characters.

Maximum string length: 100
Example:

"12312"

​
messageTemplate
object

Optional template details for this verification.

​
voiceLang
string

Language code for OTP delivery (e.g., 'en-US'). Defaults to English if not provided.

Example:

"en-US"

Response

Successfully initiated verification.

​
status
boolean
required

Indicates whether the request was successful (true/false).

Example:

true

​
data
object
required